playwright/src/webkit/Target.ts
2019-12-04 16:12:43 -08:00

71 lines
2.3 KiB
TypeScript

/**
* Copyright 2019 Google Inc. All rights reserved.
* Modifications copyright (c) Microsoft Corporation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { helper, RegisteredListener } from '../helper';
import { Browser, BrowserContext } from './Browser';
import { Page } from './Page';
import { Protocol } from './protocol';
export class Target {
private _browserContext: BrowserContext;
_targetId: string;
private _type: 'page' | 'service-worker' | 'worker';
_pagePromise: Promise<Page> | null = null;
private _url: string;
_initializedPromise: Promise<boolean>;
_initializedCallback: (value?: unknown) => void;
_isClosedPromise: Promise<void>;
_closedCallback: (value?: unknown) => void;
_isInitialized: boolean;
_eventListeners: RegisteredListener[];
constructor(targetInfo: Protocol.Target.TargetInfo, browserContext: BrowserContext) {
const {targetId, url, type} = targetInfo;
this._browserContext = browserContext;
this._targetId = targetId;
this._type = type;
/** @type {?Promise<!Page>} */
this._pagePromise = null;
this._url = url;
this._isClosedPromise = new Promise(fulfill => this._closedCallback = fulfill);
}
async page(): Promise<Page | null> {
if (this._type === 'page' && !this._pagePromise) {
const session = this.browser()._connection.session(this._targetId);
this._pagePromise = Page.create(session, this, this.browser()._defaultViewport, this.browser()._screenshotTaskQueue);
}
return this._pagePromise;
}
url(): string {
return this._url;
}
type(): 'page' | 'service-worker' | 'worker' {
return this._type;
}
browser(): Browser {
return this._browserContext.browser();
}
browserContext(): BrowserContext {
return this._browserContext;
}
}